package com.platform.oss;

import com.platform.utils.RRException;
import com.qiniu.common.Zone;
import com.qiniu.http.Response;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.UploadManager;
import com.qiniu.util.Auth;
import java.io.IOException;
import java.io.InputStream;
import org.apache.commons.io.IOUtils;
import org.springframework.web.multipart.MultipartFile;

/**
 * 七牛云存储
 *
 * @author lipengjun
 * @email 939961241@qq.com
 * @date 2017-03-25 15:41
 */
public class QiniuCloudStorageService extends CloudStorageService {

  private UploadManager uploadManager;
  private String token;

  public QiniuCloudStorageService(CloudStorageConfig config) {
    this.config = config;

    //初始化
    init();
  }

  private void init() {
    uploadManager = new UploadManager(new Configuration(Zone.autoZone()));
    token = Auth.create(config.getQiniuAccessKey(), config.getQiniuSecretKey()).
        uploadToken(config.getQiniuBucketName());
  }

  @Override
  public String upload(MultipartFile file) throws Exception {
    String fileName = file.getOriginalFilename();
    String prefix = fileName.substring(fileName.lastIndexOf(".") + 1);
    return upload(file.getBytes(), getPath(config.getQiniuPrefix()) + "." + prefix);
  }

  @Override
  public String upload(byte[] data, String path) {
    try {
      Response res = uploadManager.put(data, path, token);
      if (!res.isOK()) {
        throw new RuntimeException("上传七牛出错：" + res.toString());
      }
    } catch (Exception e) {
      throw new RRException("上传文件失败，请核对七牛配置信息", e);
    }

    return config.getQiniuDomain() + "/" + path;
  }

  @Override
  public String upload(InputStream inputStream, String path) {
    try {
      byte[] data = IOUtils.toByteArray(inputStream);
      return this.upload(data, path);
    } catch (IOException e) {
      throw new RRException("上传文件失败", e);
    }
  }
}
